Viagra Oral: Uses, Side Effects, Interactions – WebMD

In less than 20 years, the first selective type 5 phosphodiesterase inhibitor, sildenafil, has evolved from a potential anti-angina drug to an on-demand oral treatment for erectile dysfunction The biggest difference between brand and generic Viagra is their colors. Viagra is known as little blue pill, but sildenafil generally comes as a small white pill. They also can have slightly different inactive ingredients, but this doesn t affect their safety or effectiveness. 5. A different version of sildenafil also exists Q. How long does it take for Sildenafil to work? The amount of time Sildenafil takes to work varies from person to person, but it normally takes between half an hour and one hour. However, Sildenafil may take longer to start working if you take it with a heavy meal. Its effect may last for about 3-4 hours. Enter the imprint code that appears on the pill. Example: L484 Select the the pill color (optional). Select the shape (optional). Alternatively, search by drug name or NDC code using the fields above. what color are sildenafil pills Effects of Sildenafil tablets on Other Drugs. In vitro studies: Sildenafil is a weak inhibitor of the CYP isoforms 1A2, 2C9, 2C19, 2D6, 2E1 and 3A4 (IC50 150 M). Given sildenafil peak plasma concentrations of approximately 1 M after recommended doses, it is unlikely that sildenafil tablets will alter the clearance of substrates of these

Viagra (sildenafil) is a brand-name prescription drug that s used to treat erectile dysfunction (ED). Learn about side effects, warnings, dosage, and more. Viagra (sildenafil) is a prescription drug that s used to treat erectile dysfunction (ED). The drug comes as an oral tablet. It s usually taken as needed about 1 hour before sexual activity. Do not share your drugs with others and do not take anyone else’s drugs. Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about this medicine (sildenafil tablets), please talk with your doctor, nurse, pharmacist, or other health care provider.

Are you wondering how to use Viagra for the best results? The critical factors are proper timing and dosage. Taking Viagra about one hour prior to sexual activity allows enough time for it to effectively facilitate blood flow to the penis so an erection can occur with stimulation. You may be able to use Viagra to help treat erectile dysfunction (ED) or if you have difficulty getting an erection before sex. Viagra contains the active ingredient sildenafil which causes an increase in blood flow to your penis. how to properly use viagra Viagra is always taken before an anticipated sexual activity. Viagra can only be taken once every 24 hours. So, even if you take it daily, there are times when the medication is not in your system, making it difficult to have an erection. Because of that, Viagra is most often used by people who occasionally have sex. Take VIAGRA about 1 hour before sexual activity. You may take VIAGRA between 30 minutes to 4 hours before sexual activity if needed. VIAGRA can be taken with or without food. If you take VIAGRA after a high fat meal (such as a cheeseburger and french fries), VIAGRA may take a little longer to start working; Do not take VIAGRA more than 1 time a If you are taking sildenafil (Viagra) for ED, do not take it more than once a day. Take an hour before sexual stimulation (range 30 minutes to 4 hours). If you take it